Service difficulty report · Nut · Boeing 7377H4

Difficulty date
August 26, 2024
Submitted
October 4, 2024
Operation
Air carrier
Aircraft
N497WN
Make and model
Boeing 7377H4
Aircraft serial
32479
Aircraft time
65,870 hours, 39,201 cycles
Part
Nut
Condition
Corroded
Location
Zone 300
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LEFT HORIZONTAL STABILIZER STA 203.10 ( # 5 BAY )INSIDE CLAMP SUPPORT WIRING AND ANCHORNUT RUSTED.<[01] REMOVED AND INSTALLED NEW CLIP NUT; CLAMP AND SCREW AT LEFT HORIZONTAL STABILIZER STA 203.10(#5 BAY) PER REF. SWPM 20-10-12.<BR> TOOL USED: TORQUE WRENCH: B/C 164618<BR> CAL DUE DATE11/11/2024;[02] VERIFIED STEP 1.;[03] REMOVED AND INSTALLED NEW CLIP NUT; CLAMP AND SCREW AT LEFT HORIZONTAL STABILIZER STA 203.10(#5 BAY) PER REF. SWPM 20-10-12.<BR> TOOL USED: TORQUE WRENCH: B/C 164618<BR> CAL DUE DATE11/11/2024;[04] VERIFIED CORRECTIVE ACTION.

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